Author: John Merlino
Date: 12:48:55 04/06/01
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On April 06, 2001 at 12:32:56, David Dahlem wrote: >On April 06, 2001 at 11:48:19, John Merlino wrote: > >>On April 06, 2001 at 11:06:24, Antonio Senatore wrote: >> >>>Hi friends: >>> >>>I am trying to build a new openings book for CM8K through the import of *.pgn >>>files but I obtain the following message: >>> >>>Import Error: the PGN file contains too many moves >>> >>>What does this mean? >>>How can I solve it? >>> >>>Can anyone help me? >>> >>>Thanks in advance. >>> >>> >>>Antonio >> >>The opening book format in CM8000 has a maximum limit of 64K moves (about >>65,000). If the PGN file contains too many games (or the "Depth" setting you >>used is too high), then you are likely to get this error. Usually, I use a PGN >>file with no more than 3000 games, and I set the depth to be 30, if the book is >>going to be used as an "all-purpose" book. >> >>If the book is going to be specific to a single opening (i.e. a Sicilian Defense >>book), then you can usually go to a depth of 40. >> >>jm > >Chessmaster is the only quality chess program i know of that limits the number >of moves in its opening book format. Are there any plans to remove this limit in >future versions? I doubt a really strong book can be created with a limit of >65,000 moves. > >Dave >Dave Yep, that's one of the items on the list for the new version. jm
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